In the doc site (https://zumerlab.github.io/orbit-docs/) you can play with a multilevel piemenu, and explore potencial use cases covered in examples:
- Progress bars
- Charts (e.g., pie charts, multi-level pies, sunburst charts)
- Gauges
- Knobs
- Pie menus
- Watch faces
- Sci-fi art
- Chemical structures
- Calendars
- Dashboards
- Mandalas